Reboot phone in Download Mode (by press and hold Home + Power + Volume Down buttons)

Connect phone and wait until you get a blue sign in Odin

Add the firmware file to AP / PDA

Make sure re-partition is NOT ticked

Click the start button, sit back and wait a few minutes

Congratulation latest firmware has been installed on your device

Checking by Goto -> Settings -> About device in your mobile

WARNING! Warranty may be void of your device if you follow the procedures given on this page. You only are responsible for your device. We won’t be liable if any damage occurs to your device and/or its components. Keep in your mind don’t remove your mobile during the flash.